[PATCH v7 13/15] staging: media: tegra-video: tegra20: expand format support with RAW8/10 and YUV422/YUV420p 1X16

[Svyatoslav Ryhel <clamor95@gmail.com>]

Add support for Bayer formats (RAW8 and RAW10) and YUV422/420p 1X16
versions of existing YUV422/YUV420p 2X8.

Tested-by: Luca Ceresoli <luca.ceresoli@bootlin.com> # tegra20, parallel camera
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
---
 drivers/staging/media/tegra-video/tegra20.c | 74 ++++++++++++++++++++-
 1 file changed, 71 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/media/tegra-video/tegra20.c b/drivers/staging/media/tegra-video/tegra20.c
index bf8755698610..36a57078d539 100644
--- a/drivers/staging/media/tegra-video/tegra20.c
+++ b/drivers/staging/media/tegra-video/tegra20.c
@@ -187,6 +187,18 @@ static void tegra20_vi_get_input_formats(struct tegra_vi_channel *chan,
 	case MEDIA_BUS_FMT_YVYU8_2X8:
 		(*yuv_input_format) = VI_INPUT_YUV_INPUT_FORMAT_YVYU;
 		break;
+	/* RAW8 */
+	case MEDIA_BUS_FMT_SBGGR8_1X8:
+	case MEDIA_BUS_FMT_SGBRG8_1X8:
+	case MEDIA_BUS_FMT_SGRBG8_1X8:
+	case MEDIA_BUS_FMT_SRGGB8_1X8:
+	/* RAW10 */
+	case MEDIA_BUS_FMT_SBGGR10_1X10:
+	case MEDIA_BUS_FMT_SGBRG10_1X10:
+	case MEDIA_BUS_FMT_SGRBG10_1X10:
+	case MEDIA_BUS_FMT_SRGGB10_1X10:
+		(*main_input_format) = VI_INPUT_INPUT_FORMAT_BAYER;
+		break;
 	}
 }
 
@@ -221,6 +233,18 @@ static void tegra20_vi_get_output_formats(struct tegra_vi_channel *chan,
 	case V4L2_PIX_FMT_YVU420:
 		(*main_output_format) = VI_OUTPUT_OUTPUT_FORMAT_YUV420PLANAR;
 		break;
+	/* RAW8 */
+	case V4L2_PIX_FMT_SBGGR8:
+	case V4L2_PIX_FMT_SGBRG8:
+	case V4L2_PIX_FMT_SGRBG8:
+	case V4L2_PIX_FMT_SRGGB8:
+	/* RAW10 */
+	case V4L2_PIX_FMT_SBGGR10:
+	case V4L2_PIX_FMT_SGBRG10:
+	case V4L2_PIX_FMT_SGRBG10:
+	case V4L2_PIX_FMT_SRGGB10:
+		(*main_output_format) = VI_OUTPUT_OUTPUT_FORMAT_VIP_BAYER_DIRECT;
+		break;
 	}
 }
 
@@ -308,6 +332,16 @@ static void tegra20_channel_queue_setup(struct tegra_vi_channel *chan)
 	case V4L2_PIX_FMT_VYUY:
 	case V4L2_PIX_FMT_YUYV:
 	case V4L2_PIX_FMT_YVYU:
+	/* RAW8 */
+	case V4L2_PIX_FMT_SRGGB8:
+	case V4L2_PIX_FMT_SGRBG8:
+	case V4L2_PIX_FMT_SGBRG8:
+	case V4L2_PIX_FMT_SBGGR8:
+	/* RAW10 */
+	case V4L2_PIX_FMT_SRGGB10:
+	case V4L2_PIX_FMT_SGRBG10:
+	case V4L2_PIX_FMT_SGBRG10:
+	case V4L2_PIX_FMT_SBGGR10:
 		if (chan->vflip)
 			chan->start_offset += stride * (height - 1);
 		if (chan->hflip)
@@ -373,6 +407,19 @@ static void tegra20_channel_vi_buffer_setup(struct tegra_vi_channel *chan,
 		tegra20_vi_write(chan, TEGRA_VI_VB0_BASE_ADDRESS(TEGRA_VI_OUT_1),  base);
 		tegra20_vi_write(chan, TEGRA_VI_VB0_START_ADDRESS(TEGRA_VI_OUT_1), base + chan->start_offset);
 		break;
+	/* RAW8 */
+	case V4L2_PIX_FMT_SRGGB8:
+	case V4L2_PIX_FMT_SGRBG8:
+	case V4L2_PIX_FMT_SGBRG8:
+	case V4L2_PIX_FMT_SBGGR8:
+	/* RAW10 */
+	case V4L2_PIX_FMT_SRGGB10:
+	case V4L2_PIX_FMT_SGRBG10:
+	case V4L2_PIX_FMT_SGBRG10:
+	case V4L2_PIX_FMT_SBGGR10:
+		tegra20_vi_write(chan, TEGRA_VI_VB0_BASE_ADDRESS(TEGRA_VI_OUT_2),  base);
+		tegra20_vi_write(chan, TEGRA_VI_VB0_START_ADDRESS(TEGRA_VI_OUT_2), base + chan->start_offset);
+		break;
 	}
 }
 
@@ -454,12 +501,15 @@ static int tegra20_chan_capture_kthread_start(void *data)
 static void tegra20_camera_capture_setup(struct tegra_vi_channel *chan)
 {
 	u32 output_fourcc = chan->format.pixelformat;
+	u32 data_type = chan->fmtinfo->img_dt;
 	int width  = chan->format.width;
 	int height = chan->format.height;
 	int stride_l = chan->format.bytesperline;
 	int stride_c = (output_fourcc == V4L2_PIX_FMT_YUV420 ||
 			output_fourcc == V4L2_PIX_FMT_YVU420) ? 1 : 0;
-	enum tegra_vi_out output_channel = TEGRA_VI_OUT_1;
+	enum tegra_vi_out output_channel = (data_type == TEGRA_IMAGE_DT_RAW8 ||
+					    data_type == TEGRA_IMAGE_DT_RAW10) ?
+					    TEGRA_VI_OUT_2 : TEGRA_VI_OUT_1;
 	int main_output_format;
 	int yuv_output_format;
 
@@ -586,9 +636,25 @@ static const struct tegra_video_format tegra20_video_formats[] = {
 	TEGRA20_VIDEO_FMT(YUV422_8, 16, VYUY8_2X8, 2, VYUY),
 	TEGRA20_VIDEO_FMT(YUV422_8, 16, YUYV8_2X8, 2, YUYV),
 	TEGRA20_VIDEO_FMT(YUV422_8, 16, YVYU8_2X8, 2, YVYU),
+	TEGRA20_VIDEO_FMT(YUV422_8, 16, UYVY8_1X16, 2, UYVY),
+	TEGRA20_VIDEO_FMT(YUV422_8, 16, VYUY8_1X16, 2, VYUY),
+	TEGRA20_VIDEO_FMT(YUV422_8, 16, YUYV8_1X16, 2, YUYV),
+	TEGRA20_VIDEO_FMT(YUV422_8, 16, YVYU8_1X16, 2, YVYU),
 	/* YUV420P */
 	TEGRA20_VIDEO_FMT(YUV422_8, 16, UYVY8_2X8, 1, YUV420),
 	TEGRA20_VIDEO_FMT(YUV422_8, 16, UYVY8_2X8, 1, YVU420),
+	TEGRA20_VIDEO_FMT(YUV422_8, 16, UYVY8_1X16, 1, YUV420),
+	TEGRA20_VIDEO_FMT(YUV422_8, 16, UYVY8_1X16, 1, YVU420),
+	/* RAW 8 */
+	TEGRA20_VIDEO_FMT(RAW8, 8, SRGGB8_1X8, 2, SRGGB8),
+	TEGRA20_VIDEO_FMT(RAW8, 8, SGRBG8_1X8, 2, SGRBG8),
+	TEGRA20_VIDEO_FMT(RAW8, 8, SGBRG8_1X8, 2, SGBRG8),
+	TEGRA20_VIDEO_FMT(RAW8, 8, SBGGR8_1X8, 2, SBGGR8),
+	/* RAW 10 */
+	TEGRA20_VIDEO_FMT(RAW10, 10, SRGGB10_1X10, 2, SRGGB10),
+	TEGRA20_VIDEO_FMT(RAW10, 10, SGRBG10_1X10, 2, SGRBG10),
+	TEGRA20_VIDEO_FMT(RAW10, 10, SGBRG10_1X10, 2, SGBRG10),
+	TEGRA20_VIDEO_FMT(RAW10, 10, SBGGR10_1X10, 2, SBGGR10),
 };
 
 const struct tegra_vi_soc tegra20_vi_soc = {
@@ -615,10 +681,12 @@ const struct tegra_vi_soc tegra20_vi_soc = {
 static int tegra20_vip_start_streaming(struct tegra_vip_channel *vip_chan)
 {
 	struct tegra_vi_channel *vi_chan = v4l2_get_subdev_hostdata(&vip_chan->subdev);
+	u32 data_type = vi_chan->fmtinfo->img_dt;
 	int width  = vi_chan->format.width;
 	int height = vi_chan->format.height;
-	enum tegra_vi_out output_channel = TEGRA_VI_OUT_1;
-
+	enum tegra_vi_out output_channel = (data_type == TEGRA_IMAGE_DT_RAW8 ||
+					    data_type == TEGRA_IMAGE_DT_RAW10) ?
+					    TEGRA_VI_OUT_2 : TEGRA_VI_OUT_1;
 	unsigned int main_input_format;
 	unsigned int yuv_input_format;
 
-- 
2.51.0